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Finding the Third Proportional to 156,799.50 and 210,685.50

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Solution

The third proportional to 156,799.50 and 210,685.50 is: 283,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,799.50 : 210,685.50 = 210,685.50 : x
  2. Step 2: Convert to fraction form
    156,799.50/210,685.50 = 210,685.50/x
  3. Step 3: Cross multiply
    156,799.50x = 210,685.50 × 210,685.50
  4. Step 4: Simplify right side
    156,799.50x = 44,388,379,910.25
  5. Step 5: Solve for x
    x = 44,388,379,910.25/156,799.50
  6. Step 6: Final answer
    x = 283,090.06

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